EP0430461A3 - Field emission devices - Google Patents

Field emission devices Download PDF

Info

Publication number
EP0430461A3
EP0430461A3 EP19900312174 EP90312174A EP0430461A3 EP 0430461 A3 EP0430461 A3 EP 0430461A3 EP 19900312174 EP19900312174 EP 19900312174 EP 90312174 A EP90312174 A EP 90312174A EP 0430461 A3 EP0430461 A3 EP 0430461A3
Authority
EP
European Patent Office
Prior art keywords
field emission
emission devices
devices
field
emission
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19900312174
Other versions
EP0430461A2 (en
Inventor
Neil Alexander Cade
David Francis Howell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by General Electric Co PLC filed Critical General Electric Co PLC
Publication of EP0430461A2 publication Critical patent/EP0430461A2/en
Publication of EP0430461A3 publication Critical patent/EP0430461A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J25/10—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator
EP19900312174 1989-11-29 1990-11-07 Field emission devices Withdrawn EP0430461A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8926959A GB2238651A (en) 1989-11-29 1989-11-29 Field emission devices.
GB8926959 1989-11-29

Publications (2)

Publication Number Publication Date
EP0430461A2 EP0430461A2 (en) 1991-06-05
EP0430461A3 true EP0430461A3 (en) 1992-03-18

Family

ID=10667109

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900312174 Withdrawn EP0430461A3 (en) 1989-11-29 1990-11-07 Field emission devices

Country Status (4)

Country Link
US (1) US5124664A (en)
EP (1) EP0430461A3 (en)
JP (1) JPH03187127A (en)
GB (1) GB2238651A (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5384509A (en) * 1991-07-18 1995-01-24 Motorola, Inc. Field emission device with horizontal emitter
JP2653008B2 (en) * 1993-01-25 1997-09-10 日本電気株式会社 Cold cathode device and method of manufacturing the same
EP0691032A1 (en) * 1993-03-11 1996-01-10 Fed Corporation Emitter tip structure and field emission device comprising same, and method of making same
JPH07107829B2 (en) * 1993-06-08 1995-11-15 日本電気株式会社 Density modulation electron gun and microwave tube using the same
US5497053A (en) * 1993-11-15 1996-03-05 The United States Of America As Represented By The Secretary Of The Navy Micro-electron deflector
US5955849A (en) * 1993-11-15 1999-09-21 The United States Of America As Represented By The Secretary Of The Navy Cold field emitters with thick focusing grids
JP2625370B2 (en) * 1993-12-22 1997-07-02 日本電気株式会社 Field emission cold cathode and microwave tube using the same
JP3390562B2 (en) * 1994-06-28 2003-03-24 シャープ株式会社 Magnetron and microwave oven
US5550432A (en) * 1994-11-01 1996-08-27 The United States Of America As Represented By The Secretary Of The Air Force Smart adaptive vacuum electronics
US5796211A (en) * 1994-12-22 1998-08-18 Lucent Technologies, Inc. Microwave vacuum tube devices employing electron sources comprising activated ultrafine diamonds
US5598056A (en) * 1995-01-31 1997-01-28 Lucent Technologies Inc. Multilayer pillar structure for improved field emission devices
US5773933A (en) * 1996-03-29 1998-06-30 The United States Of America As Represented By The Secretary Of The Navy Broadband traveling wave amplifier with an input stripline cathode and an output stripline anode
JP2891196B2 (en) * 1996-08-30 1999-05-17 日本電気株式会社 Cold cathode electron gun and electron beam device using the same
US5801486A (en) * 1996-10-31 1998-09-01 Motorola, Inc. High frequency field emission device
JP3156763B2 (en) 1997-08-12 2001-04-16 日本電気株式会社 Electrode voltage application method and apparatus for cold cathode mounted electron tube
US6224447B1 (en) 1998-06-22 2001-05-01 Micron Technology, Inc. Electrode structures, display devices containing the same, and methods for making the same
US6885152B2 (en) * 2003-03-28 2005-04-26 Motorola, Inc. Multilayer field emission klystron
US7378914B2 (en) * 2006-01-31 2008-05-27 Raytheon Company Solid-state high-power oscillators
KR20070115404A (en) * 2006-06-02 2007-12-06 한국전기연구원 Klystron oscillator using cold cathode electron gun, and oscillation method
DE102007010462B4 (en) * 2007-03-01 2010-09-16 Sellmair, Josef, Dr. Method for producing a particle beam source
KR100822237B1 (en) * 2007-10-08 2008-04-16 한국전기연구원 Klystron oscillator using cold cathode electron gun, and oscillation method
US9715995B1 (en) 2010-07-30 2017-07-25 Kla-Tencor Corporation Apparatus and methods for electron beam lithography using array cathode
US9053894B2 (en) * 2011-02-09 2015-06-09 Air Products And Chemicals, Inc. Apparatus and method for removal of surface oxides via fluxless technique involving electron attachment
RU2457572C1 (en) * 2011-02-09 2012-07-27 Государственное образовательное учреждение высшего профессионального образования "Саратовский государственный технический университет" (СГТУ) Uhf generator with matrix field emitter cathode with electron stream reflection
US9006975B2 (en) * 2011-02-09 2015-04-14 Air Products And Chemicals, Inc. Apparatus and method for removal of surface oxides via fluxless technique involving electron attachment
US9431205B1 (en) 2015-04-13 2016-08-30 International Business Machines Corporation Fold over emitter and collector field emission transistor
KR101633704B1 (en) * 2015-06-11 2016-06-28 화진기업(주) Wave power energy generation assembly
US9839114B2 (en) * 2015-09-09 2017-12-05 Jefferson Science Associates, Llc Linear accelerator accelerating module to suppress back-acceleration of field-emitted particles
WO2021208553A1 (en) * 2020-04-13 2021-10-21 中国科学院微电子研究所 Power device and preparation method therefor
CN112382551B (en) * 2020-11-12 2022-03-11 中国人民解放军国防科技大学 Ka frequency band high-power microwave coaxial transit time oscillator adopting internal extraction

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3366829A (en) * 1965-01-19 1968-01-30 Roger E. Clapp Interactions between waves and electrons
US3489944A (en) * 1966-05-27 1970-01-13 Ion Physics Corp High power field emission microwave tube having a cathode delivering nanosecond relativistic electron beams
US3921027A (en) * 1974-09-13 1975-11-18 Joe Shelton Microwave beam tube
FR2370356A1 (en) * 1976-11-04 1978-06-02 Emi Varian Ltd IMPROVEMENTS TO ELECTRON TRANSMITTERS
EP0306173A1 (en) * 1987-09-04 1989-03-08 THE GENERAL ELECTRIC COMPANY, p.l.c. Field emission devices
WO1989004087A1 (en) * 1987-10-22 1989-05-05 Hughes Aircraft Company Microwave integrated distributed amplifier with field emission triodes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3248597A (en) * 1962-02-16 1966-04-26 Gen Electric Multiple-beam klystron apparatus with periodic alternate capacitance loaded waveguide
US4091332A (en) * 1977-02-03 1978-05-23 Northrop Corporation Traveling wave tube amplifier employing field emission cathodes
US4967162A (en) * 1988-01-28 1990-10-30 Star Microwave Stripline traveling wave device and method
US4901028A (en) * 1988-03-22 1990-02-13 The United States Of America As Represented By The Secretary Of The Navy Field emitter array integrated distributed amplifiers

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3366829A (en) * 1965-01-19 1968-01-30 Roger E. Clapp Interactions between waves and electrons
US3489944A (en) * 1966-05-27 1970-01-13 Ion Physics Corp High power field emission microwave tube having a cathode delivering nanosecond relativistic electron beams
US3921027A (en) * 1974-09-13 1975-11-18 Joe Shelton Microwave beam tube
FR2370356A1 (en) * 1976-11-04 1978-06-02 Emi Varian Ltd IMPROVEMENTS TO ELECTRON TRANSMITTERS
EP0306173A1 (en) * 1987-09-04 1989-03-08 THE GENERAL ELECTRIC COMPANY, p.l.c. Field emission devices
WO1989004087A1 (en) * 1987-10-22 1989-05-05 Hughes Aircraft Company Microwave integrated distributed amplifier with field emission triodes

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ELECTRONICS, vol. 35, no. 13, 30 March 1962, NEW YORK, US; pages 72 - 73; *
INTERNATIONAL ELECTRON DEVICES MEETING, TECHNICAL DIGEST; SAN FRANCISCO, CA, 11-14/12/88 1989, IEEE; NEW YORK, US; pages 522 - 525; P. M. LALLY ET AL.: 'A 10 GHz tuned amplifier based on the SRI thin-film field-emission cathode' *
WORLD PATENTS INDEX LATEST, Section EI, Week 8914, Derwent Publications Ltd., London, GB; Class U, AN 89-106832 [14]; US-A-4 901 028 (GRAY ET AL.) 13-02-1989 *

Also Published As

Publication number Publication date
EP0430461A2 (en) 1991-06-05
JPH03187127A (en) 1991-08-15
US5124664A (en) 1992-06-23
GB2238651A (en) 1991-06-05
GB8926959D0 (en) 1991-01-02

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